Viola elatior, V. pumila and V. stagnina in Austria, Czechia and Slovakia: a story of decline

Danihelka, Jiří - Niklfeld, H. - Šípošová, H.
Viola elatior, V. pumila and V. stagnina in Austria, Czechia and Slovakia: a story of decline.
Preslia. Roč. 81, č. 2 (2009), s. 151-171. ISSN 0032-7786. E-ISSN 0032-7786
Impakt faktor: 2.638, rok: 2009
http://www.ibot.cas.cz/preslia/P092Danihelka.pdf
http://hdl.handle.net/11104/0175633